Howard Hughes Medical Institute
The Making of the Fittest: Natural Selection in Humans
Sickle cell disease only occurs when both parents contribute the trait, and mostly in those of African descent. Where did it come from? How did it evolve? Tony Allison, a molecular biologist, noticed a connection between sickle cell and...
Curated OER
Daniell Cell
High schoolers explain how Daniell cells work. In this electrochemistry activity, students conduct a variety of experiments to explore the different types of cells. They create a model of Daniell cell.
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Estimating Maximum Cell Sizes
In this estimating cell sizes activity, students read about the relationship between a cell's size and the rate of cell waste diffusion. Students solve 4 problems including writing the equation for the rate of waste exchange, finding the...
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Cell Cycle, Mitosis and Meiosis
Seventh graders describe the processes involved in mitosis and meiosis. In this life science lesson, 7th graders create chromosome models using strings and beads. They play a jeopardy team game at the end of the unit to review concepts...
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Solar Cells
Students are able to answer basic questions about the process of turning light energy into electrical energy. They are introduced to the basic physics and chemistry behind the operation of a solar cell. Students explore how a single...
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Bacterium Cell Label Me!
In this labeling a cross-section of a Bacterium cell activity, students use the glossary of Bacterium cell terms to help identify and label each cell part. Students label nine parts of the Bacterium cell.
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ABCs of Hydrogen and Fuel Cells
Young scholars are introduced to the concept of hydrogen technologies through inquiry-based classroom activities.
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Nerve Cell Informercials
Young scholars research the structure and function of the nervous system. They prepare a model or representation of neural transmission. Students create an infomercial about nerve cells.
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Cell Size Changes
High schoolers examine the behavior of living cells treated with different types of stimuli. They watch an online movie, examine wet mount slides under a microscope, take an online quiz, and analyze data.
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Two-Cell Battery
Students build their own two-cell battery and determine which electrolyte solution is best suited for making a battery. They discuss background information for their experiment, construct and test their battery, and using the chart on...
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Cell Reproduction
In this cell reproduction worksheet, students will discover that when a cube doubles in size, the surface area grows by four times and the volume grows by eight times. Students will use this information to understand the limits to cell...
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Breaking News English: Mobile Phones and the Bible
In this mobile phones and the Bible learning exercise, students read the article, answer true and false questions, complete synonym matching, complete phrase matching, complete a gap fill, answer short answer questions, answer discussion...
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The Chemicals of Living Cells
Designed to be a study guide or self assessment for high school biologists, the learning exercise has good questions about cell chemistry, but would need to be reformatted if you want your kids to write their answers on the paper. There...
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Cell Growth and Reproduction
In this cell worksheet, students recall and describe the phases of the cell cycle. Students label anaphase, telophase, interphase, metaphase and prophase. Students identify factors that affect the cell cycle and compare to the normal...
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Comparing Animal and Plant Cell Structure
Students work as a team to use the ProScope Digital USB Microscope and a computer to collect microscopic images from a variety of organisms. When they compare these specimens, they are able to determine how they are alike and different...
Teach Engineering
Organic Solar Energy and Berries
You can eat a solar cell? A unit on solar energy begins with a discussion about organic solar cells, followed by directions on how to build your own. After following the teacher's directions to build an anthocyanin...
Howard Hughes Medical Institute
What van Leeuwenhoek Saw
When van Leeuwenhoek saw cells and single-celled organisms for the first time, he knew these small things were a big deal! Share his discoveries with young learners through a narrated video, model-building activity, and scale study....
Howard Hughes Medical Institute
Biochemistry and Cell Signaling Pathway of the Mc1r Gene
How do mice have so much fur color variation over generations? Scholars illustrate protein structures based on amino acid sequences. Then, they analyze the signaling pathway in different-colored mice populations. This allows them to...
Curated OER
How To Rule Cell Division
Students explore cell division through auditory, visual and tactile stations that each describe a stage of cell division. Then they apply the information from the stations in a mini-homework project that is tailored to one of the...
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Cells
Students explore the types of cells and their appropriate function. After observing a PowerPoint presentation, students draw diagrams of cells. Using a specified website, students identify parts of plant and animal cells. They answer...
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Observing Specialized Cells
In this plant and animal cell worksheet, students draw five examples of plant or animal cells that are specialized to perform a particular functions. They also complete 6 short answer questions based on their observations.
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Cell Factory
Students examine the basic structures and functions of cells. They design and construct a factory cell model where each factory part corresponds to a cell part.
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Comparing Plant and Animal Cells
For this comparing plant cells and animal cells worksheet, students view cells from their cheeks and cells from elodea. A Venn diagram reveals similarities and differences between the cells.
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Cell Growth and Division
In this biology worksheet, 9th graders identify and explain what cell stay in inter-phase. Then they describe which stage of cell is the shortest and determine why that is true. Students also explain the process of mitosis.
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